Question

construct a triangle ABC in which BC=7cm.Angle B=75° & Ab+Ac= 13 .
Find measure of AB​

Answer 1

answer

Draw a ray BX and cut off a line segment BC = 7cm; from it.

At B; construct angle YBX = 75°

With B as centre and radius = 12 cm (because AB + AC = 12cm) draw an arc to meet BY at D.

Join CD.

Draw Perpendicular bisector PQ of CD intersecting BD at A.

Join AC.

Answer 2

For Answer, take help from the attachment.

Hope this helps You.

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